BR112019008608A2 - atuador para um elemento compressor e um dispositivo compressor injetado com água equipado com isso - Google Patents

atuador para um elemento compressor e um dispositivo compressor injetado com água equipado com isso

Info

Publication number
BR112019008608A2
BR112019008608A2 BR112019008608A BR112019008608A BR112019008608A2 BR 112019008608 A2 BR112019008608 A2 BR 112019008608A2 BR 112019008608 A BR112019008608 A BR 112019008608A BR 112019008608 A BR112019008608 A BR 112019008608A BR 112019008608 A2 BR112019008608 A2 BR 112019008608A2
Authority
BR
Brazil
Prior art keywords
motor
actuator
water
compressor
bearings
Prior art date
Application number
BR112019008608A
Other languages
English (en)
Other versions
BR112019008608B1 (pt
Inventor
Lodewijk Anna Colman Luc
Cools Pieter
Maurits Vriens Viktor
Original Assignee
Atlas Copco Airpower Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Atlas Copco Airpower Nv filed Critical Atlas Copco Airpower Nv
Publication of BR112019008608A2 publication Critical patent/BR112019008608A2/pt
Publication of BR112019008608B1 publication Critical patent/BR112019008608B1/pt

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/02—Arrangements of bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02—Lubrication; Lubricant separation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/04—Heating; Cooling; Heat insulation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/44—Protection against moisture or chemical attack; Windings specially adapted for operation in liquid or gas
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure
    • H02K3/52—Fastening salient pole windings or connections thereto
    • H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
    • H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/128—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
    • H02K5/1675—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at only one end of the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08—Structural association with bearings
    • H02K7/085—Structural association with bearings radially supporting the rotary shaft at only one end of the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/26—Structural association of machines with devices for cleaning or drying cooling medium, e.g. with filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2210/00—Fluid
    • F04C2210/20—Fluid liquid, i.e. incompressible
    • F04C2210/208—Water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/20—Rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/30—Casings or housings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/50—Bearings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
    • H02K2205/09—Machines characterised by drain passages or by venting, breathing or pressure compensating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressor (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Motor Or Generator Frames (AREA)

Abstract

atuador para um elemento compressor (3), o dito atuador (2) compreendendo um motor elétrico (12) com um invólucro de motor (13) que define uma câmara de motor (14) na qual um rotor do motor (15) posicionado de modo rotativo com a ajuda de um ou mais mancais do motor (16) em relação ao estator do motor (19), de modo que o estator do motor (19) é construído de laminações (20) em torno das quais são fixados enrolamentos (21) e por meio dos quais o rotor do motor (15) é construído de um eixo (17) com laminações (18), de modo que o atuador (2) é adicionalmente equipado com um circuito de resfriamento (24) para um refrigerante caracterizado pelo fato de que o refrigerante é água, que os mancais do motor (16) são lubrificados com água, que o eixo (17) no rotor do motor (15) é feito de aço inoxidável, que os enrolamentos acima mencionados (21) são embutidos em uma resina epóxi (22) e que uma luva de compósito (23) é aplicada em torno de cada uma das laminações (18, 20) no rotor do motor (15) e no estator do motor (19). figura: 3.
BR112019008608-0A 2016-11-03 2017-10-30 Atuador para um elemento compressor e um dispositivo compressor injetado com água fornecido com o referido atuador BR112019008608B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BE20165818A BE1024712B1 (nl) 2016-11-03 2016-11-03 Aandrijving voor een compressorelement en watergeïnjecteerde compressorinrichting daarmee uitgerust
BE2016/5818 2016-11-03
PCT/IB2017/056714 WO2018083579A1 (en) 2016-11-03 2017-10-30 Drive for a compressor element and water injected compressor device provided with such a drive

Publications (2)

Publication Number Publication Date
BR112019008608A2 true BR112019008608A2 (pt) 2019-07-09
BR112019008608B1 BR112019008608B1 (pt) 2023-04-18

Family

ID=57249631

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112019008608-0A BR112019008608B1 (pt) 2016-11-03 2017-10-30 Atuador para um elemento compressor e um dispositivo compressor injetado com água fornecido com o referido atuador

Country Status (8)

Country Link
US (1) US11408424B2 (pt)
EP (1) EP3535835B1 (pt)
KR (1) KR102188436B1 (pt)
CN (1) CN109863670B (pt)
BE (1) BE1024712B1 (pt)
BR (1) BR112019008608B1 (pt)
ES (1) ES2837006T3 (pt)
WO (1) WO2018083579A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109245383A (zh) * 2018-11-15 2019-01-18 徐福来 一种风机
BE1027496B1 (nl) * 2019-08-12 2021-03-16 Atlas Copco Airpower Nv Compressorinrichting
KR102565033B1 (ko) * 2019-12-19 2023-08-09 주식회사 아모그린텍 고정자용 방열캡, 및 이를 포함하는 고정자 어셈블리 및 모터
DE102020214044A1 (de) * 2020-11-09 2022-05-12 Valeo Siemens Eautomotive Germany Gmbh Elektrische Maschine mit umfangsseitigem Kühlmantel
KR20240038803A (ko) * 2021-08-12 2024-03-25 아틀라스 캅코 에어파워, 남로체 벤누트삽 하나 이상의 압축기 로터를 구동하는 모터를 포함하는 압축기 어셈블리 및 이러한 압축기 어셈블리의 하우징 부분을 제조하는 방법
BE1029297B1 (nl) * 2021-08-12 2022-11-08 Atlas Copco Airpower Nv Tandcompressoraandrijflijn
DE202021105741U1 (de) * 2021-10-20 2021-12-02 Kaeser Kompressoren Se Ölversorgung für die Lager eines Schraubenkompressors

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5222874A (en) * 1991-01-09 1993-06-29 Sullair Corporation Lubricant cooled electric drive motor for a compressor
EP1113175A4 (en) * 1998-09-08 2004-05-12 Ebara Corp ROTARY BLADE MACHINE
BE1013944A3 (nl) * 2001-03-06 2003-01-14 Atlas Copco Airpower Nv Watergeinjecteerde schroefcompressor.
GB2376505B (en) * 2001-06-11 2003-12-17 Compair Uk Ltd Improvements in screw compressors
US7042124B2 (en) * 2003-10-03 2006-05-09 Franklin Electric Co., Inc. Electric motors for washdown, food processing, and chemical applications
BE1015913A3 (nl) * 2004-02-23 2005-11-08 Atlas Copco Airpower Nv Machine met verbeterde lagersmering.
JP4565870B2 (ja) * 2004-03-26 2010-10-20 ミネベア株式会社 電動ポンプ
CN1292528C (zh) * 2004-11-02 2006-12-27 佛山市南海科西亚数码电气有限公司 一种制冷压缩机
BE1016581A3 (nl) 2005-02-22 2007-02-06 Atlas Copco Airpower Nv Verbeterd watergeinjecteerd schroefcompressorelement.
JP2007143245A (ja) 2005-11-16 2007-06-07 Ishikawajima Harima Heavy Ind Co Ltd 回転機
US20070241627A1 (en) * 2006-04-12 2007-10-18 Sullair Corporation Lubricant cooled integrated motor/compressor design
JP4995534B2 (ja) 2006-10-19 2012-08-08 日立アプライアンス株式会社 冷媒圧縮機
US7675209B2 (en) * 2007-02-01 2010-03-09 Honeywell International Inc. Electric motor cooling jacket
US20100019599A1 (en) * 2008-07-28 2010-01-28 Direct Drive Systems, Inc. Rotor for an electric machine
JP2012052497A (ja) * 2010-09-03 2012-03-15 Toyota Industries Corp 電動圧縮機
US8779638B2 (en) * 2010-09-27 2014-07-15 Nidec Motor Corporation Retaining sleeve for over molding magnets
JP5585939B2 (ja) 2011-01-21 2014-09-10 株式会社安川電機 回転電機
BE1020311A3 (nl) * 2012-02-28 2013-07-02 Atlas Copco Airpower Nv Schroefcompressor.
JP5942585B2 (ja) 2012-05-16 2016-06-29 コベルコ建機株式会社 電動機及びその製造方法
US9954414B2 (en) * 2012-09-12 2018-04-24 Fmc Technologies, Inc. Subsea compressor or pump with hermetically sealed electric motor and with magnetic coupling
GB2517410A (en) * 2013-07-16 2015-02-25 Aim Co Ltd A Stator and a Rotor for an Electric Motor
US20150288231A1 (en) * 2014-04-04 2015-10-08 Solar Turbines Incorporated Electric motor with symmetric cooling
CN104976146B (zh) * 2015-06-19 2017-09-26 同济大学 一种燃料电池发动机用两级增压直驱空气压缩机

Also Published As

Publication number Publication date
KR20190073430A (ko) 2019-06-26
BE1024712A1 (nl) 2018-05-31
US20200200177A1 (en) 2020-06-25
ES2837006T3 (es) 2021-06-29
EP3535835A1 (en) 2019-09-11
BE1024712B1 (nl) 2018-06-07
CN109863670B (zh) 2022-02-18
US11408424B2 (en) 2022-08-09
BR112019008608B1 (pt) 2023-04-18
KR102188436B1 (ko) 2020-12-09
EP3535835B1 (en) 2020-09-09
CN109863670A (zh) 2019-06-07
WO2018083579A1 (en) 2018-05-11

Similar Documents

Publication Publication Date Title
BR112019008608A2 (pt) atuador para um elemento compressor e um dispositivo compressor injetado com água equipado com isso
BR112017006119A2 (pt) sistema de maquinário elétrico rotacional
BR102015019631B8 (pt) Bomba de refrigeração elétrica
BR112016001985A2 (pt) centrífuga e método para centrifugar uma unidade de vaso de reação
BR112018001754A2 (pt) estrutura de resfriamento para máquina dínamo-elétrica
IN2014DN06180A (pt)
IN2014DN07369A (pt)
BR112022013968A2 (pt) Dispositivo de energia rotativo de campo axial com estator pcb e conversor de frequência variável
BR112019011846A8 (pt) Estrutura de suporte, segmento de estator e estator de uma máquina dinamoelétrica, gerador de rotor externo ou motor de rotor externo, instalação de energia eólica, e, processos para fabricar um segmento de estator e um estator
BR112018013445A2 (pt) motores e sistema de bombeamento submersível
WO2016022875A3 (en) Rotary screw compressors utilizing viscous damping for vibration reduction
EA201500563A2 (ru) Линейный электромеханический привод
BR112018017284A2 (pt) método para determinar uma velocidade de vento equivalente de um plano de pás de rotor de uma instalação de potência eólica, instalação de potência eólica, e, parque eólico.
BR112017018444A2 (pt) ?máquina elétrica giratória de tipo de fluxo axial e rotor de disco?
BR112018011739A2 (pt) método para controlar a injeção de líquido de um dispositivo compressor ou dispositivo expansor, um dispositivo compressor ou dispositivo expansor injetado com líquido e um elemento compressor ou elemento expansor injetado com líquido
BR112016016078B8 (pt) Sistema e método para acionar um compressor alternado
WO2015036913A3 (en) Variable displacement pump with electric control of displacement regulation and method of regulating pump displacement
BR112015009852A2 (pt) sistema e método para vedação de motores elétricos para aplicação de lubrificação por névoa
BR112021009442A8 (pt) Compressor centrífugo livre de lubrificação
BR112018006791A2 (pt) compressor
BR112013032083A2 (pt) máquina assíncrona
BR112018012859A2 (pt) bomba centrífuga
WO2010129274A3 (en) Turbocompressor and system for a supercritical-fluid cycle
BR112018003180A2 (pt) compressor para refrigerante
US20150098853A1 (en) Screw-type positive displacement machine

Legal Events

Date Code Title Description
B350 Update of information on the portal [chapter 15.35 patent gazette]
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 30/10/2017, OBSERVADAS AS CONDICOES LEGAIS